CN103322042A - Return system for high-speed precise roller linear guide rail pair - Google Patents
Return system for high-speed precise roller linear guide rail pair Download PDFInfo
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- CN103322042A CN103322042A CN2013102485604A CN201310248560A CN103322042A CN 103322042 A CN103322042 A CN 103322042A CN 2013102485604 A CN2013102485604 A CN 2013102485604A CN 201310248560 A CN201310248560 A CN 201310248560A CN 103322042 A CN103322042 A CN 103322042A
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Abstract
The invention discloses a return system for a high-speed precise roller linear guide rail pair. The return system comprises two return end covers which are a first return end cover and a second return end cover respectively, wherein two groups of return assemblies are arranged between the first return end cover and the second return end cover; each group of the return assemblies comprises two return mechanisms which are a first return mechanism and a second return mechanism respectively; the first return mechanism and the second return mechanism present a clip-shaped structure respectively, and are mutually sleeved together to form a spatial crossing structure. The return system has the advantages that the return mechanisms present clip-shaped structures respectively, the two return mechanisms in each return assembly are mutually sleeved together, and present a spatial crossing structure, and each group of rollers is located in one return mechanism with the clip-shaped structure, so that the return accuracy is improved, and the return is smooth and reliable; the reduction of the running accuracy, running speed and the like of the mutually-separated components, caused by the influence of a machining process and an assembly accuracy is avoided.
Description
Technical field
The present invention relates to a kind of roller line slideway auxiliary, especially relate to a kind of back system of high speed and precision roller line slideway auxiliary.
Background technique
Now, along with the direction of all kinds of electromechanical integration equipments to highi degree of accuracy, fast-response and energy-conserving and environment-protective develops, linear rolling guide has obtained increasing application, roller line slideway auxiliary particularly, because its rolling element is roller, it is the ball linear guide pairs of rolling element that bearing capacity is higher than with the ball, is applied in the middle of all kinds of heavy electromechanical integration equipments, especially in the large-size numerical control machine.
At present, roller line slideway auxiliary generally is made up of guide rail, slide block, roller, back mechanism etc., the design relation of back mechanism is to the smooth and easy degree of the operation of roller line slideway auxiliary, and indirect relation is to precision, motion speed, noise and the life-span of roller line slideway auxiliary.Special under the service condition of roller line slideway auxiliary high-mechanic, the smooth and easy degree of back is more crucial.Roller moves in circles between guide rail and slide block by back mechanism, and back mechanism is installed between guide rail and the slide block, and traditional back mechanism is made up of a plurality of component that are separated from each other, and forms for the reciprocal passage of ball-recirculation.The component that are separated from each other can influence running precision, motion speed, noise and the life-span of linear guide pairs owing to the restriction of processing technology or the restriction of installation precision.
Summary of the invention
Technology topic to be solved by this invention provides the back system of the higher high speed and precision roller line slideway auxiliary of a kind of back precision.
The present invention solves the problems of the technologies described above the technological scheme that adopts: a kind of back system of high speed and precision roller line slideway auxiliary, it is characterized in that comprising two back end caps, be respectively the first back end cap and the second back end cap, be provided with two groups of back assemblies between the first back end cap and the second back end cap, described every group of back assembly comprises two back mechanisms, be respectively the first back mechanism and the second back mechanism, the described first back mechanism and the second back mechanism are back-shaped structure, the described first back mechanism and the second back mechanism are set-located mutually, form the space cross structure.
Described each back assembly comprises the groove group, back cap group, the back-shaped back body of integral type group, described groove group comprises first arc groove, second arc groove, the 3rd arc groove and the 4th arc groove, first arc groove and second arc groove are crisscross arranged in the first back end cap, the degree of depth of first arc groove is greater than the degree of depth of second arc groove, the 3rd arc groove and the 4th arc groove are crisscross arranged in the second back end cap, the degree of depth of the 3rd arc groove is greater than the degree of depth of the 4th arc groove, back cap group comprises the first back cap and the second back cap, the back-shaped back body of described integral type group comprises the back-shaped back body of first integral type and the back-shaped back body of second integral type, first arc section of the back-shaped back body of described first integral type inserts in first arc groove, forms the first closed circular segmental arc of the first back mechanism;
Second arc section of the back-shaped back body of first integral type cooperates with the first back cap, forms the second closed circular segmental arc of the first back mechanism; The second closed circular segmental arc of this first back mechanism is positioned at the 4th groove,
This first back cap is positioned at the inboard of second arc section of the back-shaped back body of second integral type;
Second arc section of the back-shaped back body of described second integral type inserts in the 3rd groove, form the second closed circular segmental arc of the second back mechanism, first arc section of the back-shaped back body of second integral type cooperates with the second back cap, forms the first closed circular segmental arc of the second back mechanism; The first closed circular segmental arc of this second back mechanism is positioned at second arc groove; This second back cap is positioned at the inboard of first arc section of the back-shaped back body of first integral type.
The structure of the back-shaped back body of first integral type is identical with the structure of the back-shaped back body of second integral type, the back-shaped back body of first integral type also comprises first straight section and second straight section, first straight section is positioned at the roller service aisle, second straight section is positioned at roller back passage, described first straight section comprises two straight-bars that are parallel to each other, the end of roller is positioned at the inboard of straight-bar, described second straight section comprises dual-side and base, described second straight section and cover fillet are formed roller back raceway, the end of described roller is positioned at the inboard of dual-side, the circumferential surface of roller leans against between base and the cover fillet, first arc section of the back-shaped back body of described first integral type comprises the first circular arc side and the first circular arc base, and second arc section of the back-shaped back body of described first integral type comprises the second circular arc side and the second circular arc base.
Described base, cover fillet, the first circular arc base and the second circular arc base are provided with the lubricant oil memory channel, be provided with in the back-shaped back body of described first integral type and keep chain operation passage, by keeping chain to connect, described maintenance chain is positioned at described maintenance chain operation passage between a plurality of rollers.
The back-shaped back body of first integral type is injection molded by the plastics one.
Second straight section of the back-shaped back body of described first integral type and the joint of second arc section disconnect.
Compared with prior art, advantage of the present invention is because back mechanism is back-shaped structure, two back mechanisms in each back assembly are set-located mutually, and two back mechanisms are the space cross structure, every group of roller circulation all is in the back mechanism of a back-shaped structure, improved the back precision, made back reliable more smoothly; The component of avoiding being separated from each other are subjected to declines such as running precision that the influence of processing technology and assembly precision causes, motion speed.
And preset the maintenance chain and move passage, keep chain to adapt to noise to be had the use occasion of being strict with more to group of rollers by installing additional, simultaneously by increasing the lubricant oil memory channel, be used for storing lubricant oil, make roller in cyclic process, obtain sufficient lubrication, thereby make roller line slideway auxiliary have high speed, highi degree of accuracy, feature of long life.
Description of drawings
Fig. 1 is explosive view of the present invention (single back assembly);
Fig. 2 is the structural drawing () of two the back-shaped back body of integral type groups of the present invention;
Fig. 3 is the structural drawing (two) of two the back-shaped back body of integral type groups of the present invention;
Fig. 4 is the plan view of the back-shaped back body of integral type of the present invention;
Fig. 5 is the plan view of the back-shaped back body of integral type of the present invention;
Fig. 6 is the worm's eye view of the back-shaped back body of integral type of the present invention;
Fig. 7 is the side view of the back-shaped back body of integral type of the present invention;
Fig. 8 is applied in structural drawing on the linear guide pairs for the present invention;
Fig. 9 is applied in side view on the linear guide pairs for the present invention
Figure 10 is end cover structure figure of the present invention.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
A kind of back system of high speed and precision roller line slideway auxiliary, comprise two back end caps, be respectively the first back end cap 1 and the second back end cap 2, be provided with two groups of back assemblies 3 between the first back end cap 1 and the second back end cap 2, only show a back assembly 3 among Fig. 1, every group of back assembly comprises two back mechanisms, be respectively the first back mechanism 4 and the second back mechanism 5, the first back mechanism 4 and the second back mechanism 5 are back-shaped structure, the first back mechanism 4 and the second back mechanism 5 are set-located mutually, form the space cross structure.The back system is arranged between guide rail 35 and the slide block 36, and slide block 36 is enclosed within on the guide rail 35.
Each back assembly 3 comprises the groove group, back cap group, the back-shaped back body of integral type group, the groove group comprises first arc groove 6, second arc groove 7, the 3rd arc groove 8 and the 4th arc groove 9, first arc groove 6 and second arc groove 7 are crisscross arranged in the first back end cap 1, the degree of depth of first arc groove 6 is greater than the degree of depth of second arc groove 7, the 3rd arc groove 8 and the 4th arc groove 9 are crisscross arranged in the second back end cap 2, the degree of depth of the 3rd arc groove 8 is greater than the degree of depth of the 4th arc groove 9, back cap group comprises the first back cap 10 and the second back cap 11, the back-shaped back body of integral type group comprises the back-shaped back body 12 of first integral type and the back-shaped back body 13 of second integral type, first arc section 14 of the back-shaped back body 12 of first integral type inserts in first arc groove 6, forms the first closed circular segmental arc of the first back mechanism 4;
This first back cap 10 is positioned at the inboard of second arc section 16 of the back-shaped back body 13 of second integral type;
The structure of the back-shaped back body 12 of first integral type is identical with the structure of the back-shaped back body 13 of second integral type, the back-shaped back body 12 of first integral type also comprises first straight section 18 and second straight section 19, first straight section 18 is positioned at roller service aisle 20, second straight section 19 is positioned at roller back passage 21, first straight section 18 comprises two straight-bars that are parallel to each other 22, the end of roller 37 is positioned at the inboard of straight-bar 22, second straight section 19 comprises dual-side 23 and base 24, second straight section 19 is formed roller back raceway 21 with cover fillet 25, the end of roller 37 is positioned at the inboard of dual-side 23, the circumferential surface of roller 37 leans against between base 24 and the cover fillet 25, first arc section 14 of the back-shaped back body 12 of first integral type comprises that second arc section 15 of the first circular arc side 27 and the back-shaped back body 12 of the first circular arc base, 28, the first integral types comprises the second circular arc side 29 and the second circular arc base 30.
The back-shaped back body 12 of first integral type is injection molded by the plastics one.
Second straight section 19 of the back-shaped back body 12 of first integral type and the joint of second arc section 15 34 disconnect.
Claims (6)
1. the back system of a high speed and precision roller line slideway auxiliary, it is characterized in that comprising two back end caps, be respectively the first back end cap and the second back end cap, be provided with two groups of back assemblies between the first back end cap and the second back end cap, described every group of back assembly comprises two back mechanisms, be respectively the first back mechanism and the second back mechanism, the described first back mechanism and the second back mechanism are back-shaped structure, the described first back mechanism and the second back mechanism are set-located mutually, form the space cross structure.
2. the back system of a kind of high speed and precision roller line slideway auxiliary according to claim 1, it is characterized in that described each back assembly comprises the groove group, back cap group, the back-shaped back body of integral type group, described groove group comprises first arc groove, second arc groove, the 3rd arc groove and the 4th arc groove, first arc groove and second arc groove are crisscross arranged in the first back end cap, the degree of depth of first arc groove is greater than the degree of depth of second arc groove, the 3rd arc groove and the 4th arc groove are crisscross arranged in the second back end cap, the degree of depth of the 3rd arc groove is greater than the degree of depth of the 4th arc groove, back cap group comprises the first back cap and the second back cap, the back-shaped back body of described integral type group comprises the back-shaped back body of first integral type and the back-shaped back body of second integral type, first arc section of the back-shaped back body of described first integral type inserts in first arc groove, forms the first closed circular segmental arc of the first back mechanism;
Second arc section of the back-shaped back body of first integral type cooperates with the first back cap, forms the second closed circular segmental arc of the first back mechanism; The second closed circular segmental arc of this first back mechanism is positioned at the 4th arc groove,
This first back cap is positioned at the inboard of second arc section of the back-shaped back body of second integral type;
Second arc section of the back-shaped back body of described second integral type inserts in the 3rd arc groove, form the second closed circular segmental arc of the second back mechanism, first arc section of the back-shaped back body of second integral type cooperates with the second back cap, forms the first closed circular segmental arc of the second back mechanism; The first closed circular segmental arc of this second back mechanism is positioned at second arc groove; This second back cap is positioned at the inboard of first arc section of the back-shaped back body of first integral type.
3. the back system of a kind of high speed and precision roller line slideway auxiliary according to claim 2, the structure that it is characterized in that the back-shaped back body of first integral type is identical with the structure of the back-shaped back body of second integral type, the back-shaped back body of first integral type also comprises first straight section and second straight section, first straight section is positioned at the roller service aisle, second straight section is positioned at roller back passage, described first straight section comprises two straight-bars that are parallel to each other, the end of roller is positioned at the inboard of straight-bar, described second straight section comprises dual-side and base, described second straight section and cover fillet are formed roller back raceway, the end of described roller is positioned at the inboard of dual-side, the circumferential surface of roller leans against between base and the cover fillet, first arc section of the back-shaped back body of described first integral type comprises the first circular arc side and the first circular arc base, and second arc section of the back-shaped back body of described first integral type comprises the second circular arc side and the second circular arc base.
4. the back system of a kind of high speed and precision roller line slideway auxiliary according to claim 3, it is characterized in that described base, cover fillet, the first circular arc base and the second circular arc base are provided with the lubricant oil memory channel, be provided with in the back-shaped back body of described first integral type and keep chain operation passage, by keeping chain to connect, described maintenance chain is positioned at described maintenance chain operation passage between a plurality of rollers.
5. the back system of a kind of high speed and precision roller line slideway auxiliary according to claim 2 is characterized in that the back-shaped back body of first integral type is injection molded by the plastics one.
6. the back system of a kind of high speed and precision roller line slideway auxiliary according to claim 5 is characterized in that second straight section of the back-shaped back body of described first integral type and the joint of second arc section disconnect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102485604A CN103322042A (en) | 2013-06-19 | 2013-06-19 | Return system for high-speed precise roller linear guide rail pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102485604A CN103322042A (en) | 2013-06-19 | 2013-06-19 | Return system for high-speed precise roller linear guide rail pair |
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| Publication Number | Publication Date |
|---|---|
| CN103322042A true CN103322042A (en) | 2013-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102485604A Pending CN103322042A (en) | 2013-06-19 | 2013-06-19 | Return system for high-speed precise roller linear guide rail pair |
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| CN (1) | CN103322042A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019128A (en) * | 2014-03-17 | 2014-09-03 | 陕西汉江机床有限公司 | Integrally injection-molded pin roller linear guide rail pair |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6132093A (en) * | 1997-06-16 | 2000-10-17 | Thk, Co., Ltd. | Linear motion guiding apparatus |
| US6729760B2 (en) * | 2000-05-29 | 2004-05-04 | Thk Co., Ltd. | Motion guide device |
| CN1749588A (en) * | 2004-09-15 | 2006-03-22 | 上银科技股份有限公司 | Roller type linear slide rail |
| CN1749589A (en) * | 2004-07-21 | 2006-03-22 | 依纳-谢夫勒两合公司 | Linear motion guide unit |
| US20060072862A1 (en) * | 2004-10-05 | 2006-04-06 | Chen Scotte | Roller type linear guideway |
| CN101018957A (en) * | 2004-09-06 | 2007-08-15 | Thk株式会社 | Movement guiding device |
| CN201173249Y (en) * | 2008-02-15 | 2008-12-31 | 鼎耀科技股份有限公司 | Linear sliding piece pin roller refluence device |
| CN202418242U (en) * | 2012-01-10 | 2012-09-05 | 曹国乐 | Pin roller type linear slide block |
-
2013
- 2013-06-19 CN CN2013102485604A patent/CN103322042A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6132093A (en) * | 1997-06-16 | 2000-10-17 | Thk, Co., Ltd. | Linear motion guiding apparatus |
| US6729760B2 (en) * | 2000-05-29 | 2004-05-04 | Thk Co., Ltd. | Motion guide device |
| CN1749589A (en) * | 2004-07-21 | 2006-03-22 | 依纳-谢夫勒两合公司 | Linear motion guide unit |
| CN101018957A (en) * | 2004-09-06 | 2007-08-15 | Thk株式会社 | Movement guiding device |
| CN1749588A (en) * | 2004-09-15 | 2006-03-22 | 上银科技股份有限公司 | Roller type linear slide rail |
| US20060072862A1 (en) * | 2004-10-05 | 2006-04-06 | Chen Scotte | Roller type linear guideway |
| CN201173249Y (en) * | 2008-02-15 | 2008-12-31 | 鼎耀科技股份有限公司 | Linear sliding piece pin roller refluence device |
| CN202418242U (en) * | 2012-01-10 | 2012-09-05 | 曹国乐 | Pin roller type linear slide block |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019128A (en) * | 2014-03-17 | 2014-09-03 | 陕西汉江机床有限公司 | Integrally injection-molded pin roller linear guide rail pair |
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Application publication date: 20130925 |